Mathematics, 26.11.2019 05:31 znewkirk4741

Acompany designed and sells an ultrasonic receiver, which detects sounds unable to be heard by human ear. the receiver can detect mechanical and electrical sounds such as leaking gases, air, corona, and motor friction noises. it can also hear bats, insects, and even beading water. the receiver is 21 in deep. the focus is 7 in from the vertex. find the diameter of the outside edge of the receiver.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 22.06.2019 00:20, mjarrelljr

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.

Answers: 3

continue

Mathematics, 22.06.2019 01:20, love0000

Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.

Answers: 3

continue

Mathematics, 22.06.2019 03:20, rocksac6744

Circle a has center of (2,3) and a radius of 5 and circle b has a center of (1,4) and a radius of 10. what steps will show that circle a is similar to circle b 1) dilate circle a by a scale factor of 2 2) translate circle a using the rule (x+1,y-1) 3) rotate circle a 180 degrees about the center 4) reflect circle a over the y-axis

Answers: 2

continue

Mathematics, 22.06.2019 03:30, lydiaa1

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )

Answers: 2

continue

You know the right answer?

Acompany designed and sells an ultrasonic receiver, which detects sounds unable to be heard by human...